/**
*	@file QueryPreprocessor.h
*
*	@brief this header provides function for parsing PQL
*
*	@author li yuchen
*
*	@date 1/28/2011
*/
#ifndef QUERYPREPROCESSOR_H
#define QUERYPREPROCESSOR_H

#include <string>
using namespace std;

/**
*	@brief only handle one query
*		if read from file is true then treat information as file name
*		else treat information as query string
*/
void GenerateQueryTree(string information,bool read_from_file);

#endif